3145, 3150 & 3160 ELECTRIC SET ENGINES Caterpillar

Temperature that makes the thermostat start to open:

New thermostat ... 175° ± 3° F(79° ± 2° C)

Used thermostat ... 175° ± 10° F(79° ± 5° C)

Distance the thermostat opens at 197° F (92° C):

New thermostat ... .38 in.(9.7 mm)

Used thermostat ... .35 in.(8.9 mm)

(4N6958)

Temperature that makes the thermostat start to open:

New thermostat ... 163 to 168° F(73 to 75° C)

Used thermostat ... 155 to 175° F(68 to 79° C)

Distance the thermostat opens at 187° F (86° C):

New thermostat ... .38 in.(9.7 mm)

Used thermostat ... .35 in.(8.9 mm)